#app{
    font-family: 微软雅黑;
    font-size: 14px;
    width: 70%;
    margin: 0 auto;
    box-sizing: border-box;
}
.header{
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    margin: 30px 0 30px 0;
}
.el-select{
    width: 100%;
}
.el-form-item__label{
    font-weight: bold;
}
.flex{
    display: flex;
    justify-content: space-between;
}
.flex .el-form-item{
    flex: 1;
}
.flex .el-form-item:first-child{
    margin-right: 50px;
}
.el-button--info,
.el-button--primary
{
    width: 285px;
}
.flex1 .el-form-item:last-child .el-form-item__content{
    text-align: right;
}
.flex2 .el-form-item__label{
    width: 100%;
    text-align: left;
}
.flex2 .el-input{
    width: 47%;
}